Hessam Motamedian, PSY.D.
NPI 1609236033 · Psychologist · Irvine, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hessam Motamedian, PSY.D. is a Psychologist provider in Irvine, CA (NPI 1609236033).
Provider details
- NPI number
- 1609236033
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 28100 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-02-26
- Last updated
- 2025-08-14
- Certified
- 2025-08-14
Frequently asked questions
- What is Hessam Motamedian's NPI number?
- Hessam Motamedian's National Provider Identifier (NPI) is 1609236033, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hessam Motamedian's specialty?
- Hessam Motamedian is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Hessam Motamedian located?
- Hessam Motamedian's practice location on file with NPPES is 17762 Cowan Ste 100, Irvine, CA 92614-6899.
- What is Hessam Motamedian's phone number?
- The practice phone number listed in the NPPES registry for Hessam Motamedian is (949) 342-5053.
- Does Hessam Motamedian accept Medicare?
- Hessam Motamedian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hessam Motamedian's NPI active?
- Yes — Hessam Motamedian's NPI (1609236033) is active in the NPPES registry as of the last update on 2025-08-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.